*{
    padding:0px;
    margin:0px;
}
html,body,#app{
    width: 100%;
    height: 100%;
}
.main{
    min-width: 320px;
    max-width: 750px;
    margin: 0 auto;
}

ul,li{
    list-style: none;
}
h1{
    font-weight: normal;
    font-size: 22px;
}
h2{
    font-weight: normal;
    font-size: 20px;
}
h3{
    font-weight: normal;
    font-size: 18px;
}
h4{
    font-weight: normal;
    font-size: 16px;
}
h5{
    font-weight: normal;
    font-size: 14px;
}
h6{
    font-weight: normal;
    font-size: 12px;
}

a{
    text-decoration: none;
    color:#404040;
}

img{
    display: block;
}